<template>
  <div class="dialog-form">
    <el-upload
      ref="uploadRef"
      :limit="1"
      accept=".xlsx, .xls"
      :headers="upload.headers"
      :action="upload.url + '?updateSupport=' + upload.updateSupport"
      :disabled="upload.isUploading"
      :on-progress="handleFileUploadProgress"
      :on-success="handleFileSuccess"
      :auto-upload="false"
      drag
    >
      <el-icon class="el-icon--upload"><upload-filled /></el-icon>
      <div class="el-upload__text">将文件拖到此处，或<em>点击上传</em></div>
      <template #tip>
          <div class="el-upload__tip text-center">
            <div class="el-upload__tip">
                <el-checkbox v-model="upload.updateSupport" />是否更新已经存在的用户数据
            </div>
            <span>仅允许导入xls、xlsx格式文件。</span>
            <el-link type="primary" :underline="false" style="font-size:12px;vertical-align: baseline;" @click="importTemplate">下载模板</el-link>
          </div>
      </template>
    </el-upload>
    <div class="dialog-footer">
      <el-button @click="onCancel">取消</el-button>
      <el-button type="primary" @click="onConfirm">确认</el-button>
    </div>
  </div>
</template>

<script setup>
const uploadRef = ref()
const { proxy } = getCurrentInstance();
const emits = defineEmits(['cancel', 'confirm'])
import { getToken } from "@/utils/auth"

const upload = ref({
  // 弹出层标题（用户导入）
  title: "",
  // 是否禁用上传
  isUploading: false,
  // 是否更新已经存在的用户数据
  updateSupport: 0,
  // 设置上传的请求头部
  headers: { Authorization: "Bearer " + getToken() },
  // 上传的地址
  url: import.meta.env.VITE_APP_BASE_API + "/system/user/importData"
})

/**文件上传中处理 */
const handleFileUploadProgress = (event, file, fileList) => {
  upload.isUploading = true;
}

/** 文件上传成功处理 */
const handleFileSuccess = (response, file, fileList) => {
  upload.isUploading = false;
  uploadRef.value.handleRemove(file)
  proxy.$alert("<div style='overflow: auto;overflow-x: hidden;max-height: 70vh;padding: 10px 20px 0;'>" + response.msg + "</div>", "导入结果", { dangerouslyUseHTMLString: true });
  emits('confirm')
}

/** 下载模板操作 */
const importTemplate = () => {
  proxy.download("system/user/importTemplate", {
  }, `用户导入模板_${proxy.getFileImportName()}.xlsx`)
}

const onCancel = () => {
  emits('cancel')
}

const onConfirm = () => {
  uploadRef.value.submit()
}

</script>

<style lang="scss" scoped>

</style>